mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Brian Masney <bmasney@redhat.com>
To: Rosen Penev <rosenp@gmail.com>
Cc: linux-clk@vger.kernel.org, "Stephen Boyd" <sboyd@kernel.org>,
	"Brian Masney" <bmasney+clk@redhat.com>,
	"Jerome Brunet" <jbrunet+clk@baylibre.com>,
	"Andreas Färber" <afaerber@suse.de>,
	"Manivannan Sadhasivam" <mani@kernel.org>,
	"moderated list:ARM/ACTIONS SEMI ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>,
	"moderated list:ARM/ACTIONS SEMI ARCHITECTURE"
	<linux-actions@lists.infradead.org>,
	"open list" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] clk: actions: owl-pll: cast delay to unsigned long for uelay()
Date: Fri, 11 Sep 2026 20:02:28 -0400	[thread overview]
Message-ID: <aqSWlPP4YfAi15rE@redhat.com> (raw)
In-Reply-To: <20260904215013.98283-1-rosenp@gmail.com>

Hi Rosen,

The subject has a typo: s/uelay/udelay/

On Fri, Sep 04, 2026 at 02:50:13PM -0700, Rosen Penev wrote:
> The 'delay' field in struct owl_pll_hw is u8, but udelay() internally
> compares its argument against MAX_UDELAY_MS * 1000 (2000). Since a u8
> can never exceed 255, the compiler warns of a tautological comparison
> that is always false:
> 
>   drivers/clk/actions/owl-pll.c:189:2: error: result of comparison of
>   constant 2000 with expression of type 'u8' is always false
> 
> Cast the delay value to unsigned long to widen the type and silence the
> warning without changing behavior.

Just to clarify: This only shows up with a W=1 build, right? If so, it
would be good to clarify that in the commit message.

> 
> Assisted-by: opencode:big-pickle

The new guidance is:

Assisted-by: LLM

Brian


      reply	other threads:[~2026-09-12  0:02 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-04 21:50 Rosen Penev
2026-09-12  0:02 ` Brian Masney [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=aqSWlPP4YfAi15rE@redhat.com \
    --to=bmasney@redhat.com \
    --cc=afaerber@suse.de \
    --cc=bmasney+clk@redhat.com \
    --cc=jbrunet+clk@baylibre.com \
    --cc=linux-actions@lists.infradead.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mani@kernel.org \
    --cc=rosenp@gmail.com \
    --cc=sboyd@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®